Calculate the Expected Return,variance,and Standard Deviation for the Following Portfolio

question 26

Essay

Calculate the expected return,variance,and standard deviation for the following portfolio of four stocks,equally weighted:

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Definitions:

Helper T Cell

A type of T cell that plays a crucial role in the immune system by activating and directing other immune cells.

MHC Class II

Major Histocompatibility Complex Class II, a class of molecules found on the surface of immune cells that present antigens to helper T cells, playing a crucial role in the immune response.

MHC Class I

A group of proteins found on the cell surface that present peptide fragments to the immune system, critical for the immune response to infected or dysfunctional cells.

Neutrophils

A type of white blood cell, part of the innate immune system, which defends the body against bacteria and fungi through phagocytosis.